:root {
	--bg-primary: #0a0e27;
	--bg-secondary: #151932;
	--bg-tertiary: #1e2742;
	--bg-card: #1a1f3a;
	--text-primary: #e2e8f0;
	--text-secondary: #94a3b8;
	--text-muted: #64748b;
	--neon-green: #00ff88;
	--neon-cyan: #00eaff;
	--neon-red: #ff4d4d;
	--daemon-scroll-track: #0a0e27;
	--daemon-scroll-thumb: #24304f;
	--daemon-scroll-thumb-hover: #00eaff;
	--daemon-icon-style: #38bdf8;
	--daemon-icon-shadow: #a78bfa;
	--daemon-icon-code: #22d3ee;
	--daemon-icon-memo: #f472b6;
	--daemon-icon-line: #34d399;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html,
body {
	scrollbar-width: thin;
	scrollbar-color: var(--daemon-scroll-thumb) var(--daemon-scroll-track);
}

body {
	background: linear-gradient(135deg, var(--bg-primary) 0%, #0f172a 100%);
	color: var(--text-primary);
	font-family: 'Pretendard', sans-serif;
	padding: 0 0 40px 0;
	min-height: 100vh;
}

body::-webkit-scrollbar {
	width: 12px;
	height: 12px;
}

body::-webkit-scrollbar-track {
	background: var(--daemon-scroll-track);
}

body::-webkit-scrollbar-thumb {
	background: linear-gradient(180deg, var(--daemon-scroll-thumb), #1b2540);
	border-radius: 999px;
	border: 2px solid var(--daemon-scroll-track);
}

body::-webkit-scrollbar-thumb:hover {
	background: linear-gradient(180deg, var(--daemon-scroll-thumb-hover), #06b6d4);
}

.container {
	width: 100%;
	max-width: 100%;
	margin: 0 auto;
	padding: 0 48px;
	display: flex;
	gap: 40px;
}

.sidebar {
	width: 280px;
	flex-shrink: 0;
	margin-top: 60px;
	position: sticky;
	top: 60px;
	height: fit-content;
}

.sidebar-title {
	font-family: 'Rajdhani', sans-serif;
	font-size: 35px;
	letter-spacing: 2px;
	color: var(--neon-cyan);
	margin: 15px 0 20px 0;
	padding-left: 10px;
	text-transform: uppercase;
}

.sidebar-menu {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 8px;
	font-size: 14px;
}

.sidebar-item a {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 16px 20px;
	background: var(--bg-card);
	border: 1px solid #2a3458;
	border-radius: 5px;
	text-decoration: none;
	color: var(--text-secondary);
	font-weight: 600;
	transition: all 0.3s ease;
}

.sidebar-item a:hover,
.sidebar-item a.active {
	border-color: var(--neon-green);
	color: var(--text-primary);
	background: var(--bg-secondary);
}

.sidebar-item a i {
	width: 20px;
	text-align: center;
	color: var(--neon-green);
}

.menu-icon-red {
	color: var(--neon-red) !important;
}

.main-content {
	flex-grow: 1;
}

.header-section {
	margin-top: 60px;
	margin-bottom: 48px;
	border-left: 4px solid var(--neon-green);
	padding-left: 24px;
}

h1 {
	font-family: 'Rajdhani', sans-serif;
	font-size: 42px;
	font-weight: 700;
	letter-spacing: 2px;
	display: flex;
	align-items: center;
	gap: 16px;
	text-transform: uppercase;
}

.header-subtext {
	color: var(--text-muted);
	margin-top: 8px;
}

.header-subtext-code {
	font-family: 'Rajdhani', sans-serif;
}

.card-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 24px;
}

.card {
	background: var(--bg-card);
	border: 1px solid #2a3458;
	border-radius: 7px;
	padding: 32px;
	transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
	text-decoration: none;
	color: var(--text-primary);
	position: relative;
	overflow: hidden;
	display: flex;
	flex-direction: column;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.card:hover {
	border-color: var(--neon-green);
	transform: translateY(-8px);
	box-shadow: 0 0 30px rgba(0, 255, 136, 0.15);
}

.card-icon {
	width: 56px;
	height: 56px;
	background: var(--bg-secondary);
	border-radius: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 24px;
	color: var(--neon-green);
	margin-bottom: 24px;
}

.card-title {
	font-size: 20px;
	font-weight: 700;
	margin-bottom: 12px;
}

.card-description {
	font-size: 14px;
	color: var(--text-secondary);
	line-height: 1.6;
	margin-bottom: 20px;
	flex-grow: 1;
}

.card-badge {
	padding: 6px 12px;
	background: rgba(0, 0, 0, 0.3);
	border: 1px solid #2a3458;
	border-radius: 8px;
	font-family: 'Rajdhani', sans-serif;
	font-size: 12px;
	color: var(--neon-cyan);
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.card-theme-daemon {
	--bg-card: #0c2b22;
	--bg-secondary: #143d30;
	--text-secondary: #a3b8a8;
	border-color: var(--neon-green);
}

.card-theme-maria {
	--bg-card: #2b0c0c;
	--bg-secondary: #3d1414;
	--neon-green: #ff4d4d;
}

.icon-style { color: var(--daemon-icon-style); }
.icon-shadow { color: var(--daemon-icon-shadow); }
.icon-code { color: var(--daemon-icon-code); }
.icon-memo { color: var(--daemon-icon-memo); }
.icon-line { color: var(--daemon-icon-line); }

@media (max-width: 1400px) {
	.card-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1200px) {
	.container { flex-direction: column; }
	.sidebar { width: 100%; position: static; }
	.card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
	.card-grid { grid-template-columns: 1fr; }
}